operator array

<?php
$array1 = [1, 2, 3];
$array2 = [4, 5, 6];
$mergedArray = $array1 + $array2;
print_r($mergedArray);
// Output yang akan dihasilkan:
//Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 4 [4] => 5 [5] => 6 )
?>
<?php
$array1 = [1, 2, 3];
$array2 = [1, 2, 3];
if ($array1 == $array2) {
    echo "Arrays nya sama";
} else {
    echo "Arrays nya tidak sama";
}
// Output: Arrays nya sama
?>
<?php
$array1 = [1, 2, 3];
$array2 = [1, 2, 3];
if ($array1 === $array2) {
    echo "Arrays identik";
} else {
    echo "Arrays tidak identik";
}
// Output: Arrays tidak identik
?>